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cm:Concept: us-gaap:DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss
Standard label: Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss)
Name: us-gaap:DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss
Documentation: Amount of foreign currency translation gain (loss) which increases (decreases) plan assets of defined benefit plan.
Object type: cm:Concept
Data type: Monetary (xbrli:monetaryItemType)
Period type: For Period (duration)
Balance type: Credit
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss

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Labels
Label Role Language
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 715 20 50 1 (b)(2) http://fasb.org/us-gaap/role/ref/legacyRef 715

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Roll Up Relations
Part Of Roll Up:
us-gaap:DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease